Quest Diagnostics logo

Quest Diagnostics

Quest Diagnostics (NYSE: DGX) empowers people to take action to improve health outcomes. Derived from the world's largest database of clinical lab results, our diagnostic insights reveal new avenues to identify and treat disease, inspire healthy behaviors and improve health care management. Quest ...

10,001+ employees

Quest Diagnostics (NYSE: DGX) empowers people to take action to improve health outcomes. Derived from the world's largest database of clinical lab results, our diagnostic insights reveal new avenues to identify and treat disease, inspire healthy behaviors and improve health care management. Quest annually serves one in three adult Americans and half the physicians and hospitals in the United States, and our 47,000 employees understand that, in the right hands and with the right context, our diagnostic insights can inspire actions that transform lives.

The company offers physicians the broadest test menu (3,000+ tests), is a pioneer in developing innovative new tests, is the leader in cancer diagnostics, provides anatomic pathology (AP) services, & interpretive consultation through its medical & scientific staff of about 900 M.D.s & Ph.D.s. The company reported 2020 revenues of $9.44 billion.

Quest Diagnostics offers the most extensive clinical testing network in the U.S., with laboratories in most major metropolitan areas, & in Mexico, the UK & India. The company also operates four esoteric laboratories, 40 outpatient AP laboratories, & 160 smaller, rapid-response laboratories.

Patients may have specimens collected in any of the company’s approximately 2,250 patient service centers. On a typical workday, testing is performed for about 550,000 patients.

Quest Diagnostics empowers healthcare organizations & clinicians with state-of-the-art connectivity solutions.

The company is the leading provider of pre-employment drugs-of-abuse screening for employers & risk assessment services for the life insurance industry. It is the world’s 2nd largest provider of clinical trials testing for new pharmaceuticals.

More information is available at www.questdiagnostics.com.

Language Assistance / Non-Discrimination Notice
Asistencia de Idiomas / Aviso de no Discriminación
語言協助 / 不歧視通知
www.QuestDiagnostics.com/home/nondiscrimination

Frequently Asked Questions

How many employees does Quest Diagnostics have?

Quest Diagnostics has around 10 employees. As a Medical and Diagnostic Laboratories company, they are actively growing their team with 0 open positions.

Why should I join Quest Diagnostics?

Quest Diagnostics is a leading Medical and Diagnostic Laboratories company offering exciting career opportunities. With 0 open positions, now is a great time to join their growing team.

What does Quest Diagnostics do?

Quest Diagnostics is a Medical and Diagnostic Laboratories company. Quest Diagnostics (NYSE: DGX) empowers people to take action to improve health outcomes. Derived from the world's largest database of clinical lab results, our diagnostic insights reveal new avenues t...